Document Silergy SY7802 flash LED driver devicetree bindings.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: André Apitzsch <git@apitzsch.eu>
Link: https://lore.kernel.org/r/20240624-sy7802-v5-1-7abc9d96bfa6@apitzsch.euSigned-off-by: Lee Jones <lee@kernel.org>